HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Charleston

$144+ Cheap flights from Ontario to Charleston (CHS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CHS
Mar 3 — Mar 101
Tue 3/3
Tue 3/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Charleston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to Charleston

Cheapest flights from Ontario to Charleston
Explore the most affordable flight options available from Ontario to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 1, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/247:15 am
YYZ
-
CHS
2 stops27h 54m
Multiple Airlines
Fri 3/278:07 am
CHS
-
YYZ
1 stop15h 13m
Multiple Airlines
Deal found 1/31$307
This Kiwi.com deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/279:30 am
YYZ
-
CHS
1 stop13h 11m
Multiple Airlines
Sat 5/303:44 pm
CHS
-
YYZ
1 stop28h 21m
Multiple Airlines
Deal found 1/30$314
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/77:00 am
YOW
-
CHS
1 stop15h 13m
Multiple Airlines
Tue 4/1412:04 pm
CHS
-
YOW
2 stops29h 21m
Multiple Airlines
Deal found 1/31$319
This United Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:25 am
YOW
-
CHS
1 stop6h 00m
United Airlines
Tue 4/148:00 am
CHS
-
YOW
1 stop13h 35m
United Airlines
Deal found 1/31$321
This Kiwi.com deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:30 pm
YYZ
-
CHS
1 stop9h 11m
Multiple Airlines
Sat 5/303:44 pm
CHS
-
YYZ
1 stop28h 21m
Multiple Airlines
Deal found 1/30$329
This Kiwi.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/263:55 pm
YOW
-
CHS
1 stop24h 10m
Multiple Airlines
Mon 3/25:00 pm
CHS
-
YOW
1 stop24h 25m
Multiple Airlines
Deal found 1/29$333
This Kiwi.com deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/199:40 am
YOW
-
CHS
1 stop12h 19m
Multiple Airlines
Mon 2/236:35 pm
CHS
-
YOW
1 stop22h 50m
Multiple Airlines
Deal found 1/30$344
This Kiwi.com deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/168:00 am
YUL
-
CHS
1 stop14h 13m
Multiple Airlines
Mon 3/2312:04 pm
CHS
-
YUL
2 stops27h 06m
Multiple Airlines
Deal found 1/30$346
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:10 am
YYZ
-
CHS
1 stop25h 28m
Multiple Airlines
Mon 5/43:21 pm
CHS
-
YYZ
1 stop8h 14m
Multiple Airlines
Deal found 1/31$356
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/188:00 am
YUL
-
CHS
1 stop14h 41m
Multiple Airlines
Sat 4/253:35 pm
CHS
-
YUL
1 stop24h 50m
Multiple Airlines
Deal found 1/31$367
This United Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/105:55 pm
YOW
-
CHS
1 stop5h 49m
United Airlines
Tue 2/247:47 pm
CHS
-
YOW
1 stop4h 07m
United Airlines
Deal found 1/31$383
This Kiwi.com deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/198:00 am
YUL
-
CHS
1 stop14h 13m
Multiple Airlines
Sun 3/228:07 am
CHS
-
YUL
1 stop8h 13m
Multiple Airlines
Deal found 1/30$407

Find flight deals from Ontario to Charleston

Keep the following information in mind while searching for Ontario to Charleston flight deals. Data was last updated February 1, 2026.

Round-trip from

$307
(Kiwi.com)

One-way from

$144
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$480

Good round-trip deal

$417 or less
From Ontario to Charleston
Search Deals
One-way flight from Ontario to Charleston
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Ontario to Charleston.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Charleston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 1, 2026.
Use the filters below to find and compare flights from Ontario to Charleston that are best for you.

Fly from

Ontario

Fly to

Charleston

Route

Depart

Return

Price

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Tue 3/24

7:15 am-11:09 am

2 stops27h 54m

Charleston

Fri 3/27

8:07 am-11:20 pm

1 stop15h 13m

$307

OttawaCharleston

YOW - CHS

YOWCHS

Ottawa

Tue 4/7

7:00 am-10:13 pm

1 stop15h 13m

Charleston

Tue 4/14

12:04 pm-5:25 pm

2 stops29h 21m

$319

OttawaCharleston

YOW - CHS

YOWCHS

Ottawa

Thu 2/26

3:55 pm-4:05 pm

1 stop24h 10m

Charleston

Mon 3/2

5:00 pm-5:25 pm

1 stop24h 25m

$333

OttawaCharleston

YOW - CHS

YOWCHS

Ottawa

Thu 2/19

9:40 am-9:59 pm

1 stop12h 19m

Charleston

Mon 2/23

6:35 pm-5:25 pm

1 stop22h 50m

$344

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Mon 3/16

8:00 am-10:13 pm

1 stop14h 13m

Charleston

Mon 3/23

8:07 am-4:20 pm

1 stop8h 13m

$365

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Mon 4/20

7:10 am-8:38 am

1 stop25h 28m

Charleston

Mon 5/4

9:35 am-7:44 pm

2 stops10h 09m

$366

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Sat 4/18

8:00 am-10:41 pm

1 stop14h 41m

Charleston

Sat 4/25

3:35 pm-3:15 pm

2 stops23h 40m

$367

OttawaCharleston

YOW - CHS

YOWCHS

Ottawa

Tue 2/10

5:55 pm-11:44 pm

1 stop5h 49m

Charleston

Tue 2/24

7:47 pm-11:54 pm

1 stop4h 07m

$383

OttawaCharleston

YOW - CHS

YOWCHS

Ottawa

Tue 4/7

12:00 pm-9:25 pm

2 stops9h 25m

Charleston

Tue 4/14

11:22 am-9:14 pm

2 stops9h 52m

$392

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Thu 3/19

8:00 am-10:13 pm

1 stop14h 13m

Charleston

Sun 3/22

8:07 am-4:20 pm

1 stop8h 13m

$407

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/31

Showing 1-10 of 42 results
1
2
3
...
5

Best time to book a flight from Ontario to Charleston

Have a flexible travel schedule? Discover the best time to fly to Charleston from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Charleston

What is the cheapest month to book a flight from Region of Ontario to Charleston?

Currently, May is the cheapest month in which you can book a flight from Region of Ontario to Charleston (average of $135). Flying from Region of Ontario to Charleston in October is currently the most expensive (average of $375). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Region of Ontario to Charleston?

Related info for your journey

Find useful and relevant information for your journey from Ontario to Charleston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Charleston from Ontario?

    Charleston (CHS), located 10.2 mi from the city center, is the airport you fly into when you book flights from Ontario to Charleston.

  • How long is the flight from Region of Ontario to Charleston?

    Airlines like American Airlines, Delta, and Air Canada fly from Region of Ontario to Charleston in about 11h 02m. The time it takes to get you to your destination can typically vary by up to 2h 17m. The distance between Region of Ontario and Charleston is about 745 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Region of Ontario to Charleston?

    The most popular flight routes from Region of Ontario to Charleston are Toronto Pearson Intl - Charleston, Montreal Pierre Elliott Trudeau Intl - Charleston and Toronto Island - Charleston.

  • What are the cheapest flights from Region of Ontario to Charleston?

    While on average a flight from Region of Ontario to Charleston is generally $417, our data shows the cheapest flight currently is $417. When looking at the most popular route, (Toronto Pearson Intl - Charleston), you can expect to pay $292 for that flight.

  • Can I find deals for flights from Ontario to Charleston that include hotel bookings?

    Yes. In addition to deals on Ontario to Charleston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Charleston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Charleston.

  • Can I find deals for business class flights from Ontario to Charleston?

    Yes. Cheapflights offers flight deals from Ontario to Charleston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to Charleston?

    Currently, May is the cheapest month in which you can book a flight from Region of Ontario to Charleston (average of $135). Flying from Region of Ontario to Charleston in October is currently the most expensive (average of $375). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Charleston?

Book flights to Charleston if you plan to visit one of these locations
North Charleston
Santee
Summerville
Walterboro
Isle of Palms
Mount Pleasant
Edisto Beach

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Charleston

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Charlotte flights
Pearson Intl to Charleston flights
Pierre Elliott Trudeau Intl to Charlotte flights
Pearson Intl to Myrtle Beach flights
Pearson Intl to Savannah flights
Pierre Elliott Trudeau Intl to Savannah flights
Pierre Elliott Trudeau Intl to Myrtle Beach flights
Toronto Island to Charlotte flights
Halifax to Charlotte flights
Ottawa to Charlotte flights
Toronto Island to Myrtle Beach flights
Pierre Elliott Trudeau Intl to Charleston flights
Vancouver Intl to Charlotte flights
Pearson Intl to Columbia flights
Edmonton to Charlotte flights
Vancouver Intl to Savannah flights
Halifax to Savannah flights
Halifax to Myrtle Beach flights
Vancouver Intl to Charleston flights
Ottawa to Charleston flights
Québec City to Charlotte flights
Winnipeg to Charlotte flights
Pearson Intl to Hilton Head Island flights
Victoria to Charlotte flights
Winnipeg to Myrtle Beach flights
Vancouver Intl to Myrtle Beach flights
Québec City to Myrtle Beach flights
Calgary to Myrtle Beach flights
Ottawa to Myrtle Beach flights
Calgary to Charleston flights
Calgary to Greenville flights
Ottawa to Savannah flights
Vancouver Intl to Hilton Head Island flights
Winnipeg to Savannah flights
Fredericton to Savannah flights
Edmonton to Myrtle Beach flights
Ottawa to Columbia flights
Moncton to Charlotte flights
Kelowna to Charlotte flights
Calgary to Savannah flights
Edmonton to Charleston flights
Québec City to Savannah flights

Top airline flying from Ontario to Charleston

Discover the top airline that operate flights from Ontario to Charleston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$417Average$530FlexibilityNo cancel feeOn-time67%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.